import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from 'components/Login'
import Home from 'components/Home'
import Welcome from 'components/Welcome'
import User from 'components/user/User'
import Rights from 'components/power/Rights'
import Roles from 'components/power/Roles'
import Cate from '@/components/goods/Cate'
import Params from '@/components/goods/Params'
import GoodsList from '@/components/goods/List'
import AddGoods from '@/components/goods/AddGoods'
import Order from '@/components/order/Order'
import Report from '@/components/report/Report'
Vue.use(VueRouter)

const routes = [
  {
    path: '/',
    redirect: '/login'
  },
  {
    path: '/login',
    component: Login
  },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [
      {
        path: '/welcome',
        component: Welcome
      },
      {
        path: '/users',
        component: User
      },
      {
        path: '/rights',
        component: Rights
      },
      {
        path: '/roles',
        component: Roles
      },
      {
        path: '/categories',
        component: Cate
      },
      {
        path:'/params',
        component:Params
      },
      {
        path:'/goods',
        component:GoodsList
      },
      {
        path:'/goods/add',
        component:AddGoods
      },
      {
        path:'/orders',
        component:Order
      },
      {
        path:'/reports',
        component:Report
      }
    ]
  }
]

const router = new VueRouter({
  mode: 'history',
  base: process.env.BASE_URL,
  routes
})
// 挂载路由导航守卫
router.beforeEach((to, from, next) => {
  // to表示将要访问的路径，from表示从哪个路径跳转而来
  // next是一个函数，表示放行
  // next()表示放行  next('/home')表示强制跳转
  if (to.path === '/login') return next()
  // 获取token
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login')
  next()
})

export default router
